Ethylene cracking furnace with efficient heat dissipation structure

The utility model relates to the technical field of ethylene cracking furnace heat dissipation, in particular to an ethylene cracking furnace with an efficient heat dissipation structure, which comprises a device main body, the device main body comprises a reaction kettle main body, and supporting rods are mounted on two sides of the bottom end of the reaction kettle main body. A circulating filtering mechanism is mounted on the outer surface of the reaction kettle main body at the top end of the supporting rod, a discharging opening is formed in one side of the reaction kettle main body at the top end of the circulating filtering mechanism, a rotating motor is mounted at the top end of the reaction kettle main body, and the output end of the rotating motor extends into the reaction kettle main body. According to the reaction kettle disclosed by the utility model, the circulating filtering mechanism is arranged, and a water pipe inserted by a worker is fixed by a positioning block under the elastic force acti